/usr/lib/nodejs/es5-ext/function/is-function.js is in node-es5-ext 0.10.30-1.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 | "use strict";
var objToString = Object.prototype.toString, id = objToString.call(require("./noop"));
module.exports = function (value) {
return typeof value === "function" && objToString.call(value) === id;
};
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